777 search results - page 118 / 156 » Optimization of Relational Preference Queries |
ICCV
2009
IEEE
13 years 5 months ago
2009
IEEE
We propose a subspace learning algorithm for face recognition by directly optimizing recognition performance scores. Our approach is motivated by the following observations: 1) Di...
FOCS
2004
IEEE
13 years 11 months ago
2004
IEEE
We consider the approximate nearest neighbour search problem on the Hamming cube {0, 1}d. We show that a randomised cell probe algorithm that uses polynomial storage and word size...
EDBTW
2010
Springer
13 years 6 months ago
2010
Springer
Due to the growing importance of the World Wide Web, archiving it has become crucial for preserving useful source of information. To maintain a web archive up-to-date, crawlers ha...
ICWE
2009
Springer
14 years 2 months ago
2009
Springer
DeXIN (Distributed extended XQuery for data INtegration) integrates multiple, heterogeneous, highly distributed and rapidly changing web data sources in different formats, e.g. XML...
ESWS
2008
Springer
13 years 9 months ago
2008
Springer
A fundamental problem related to graph structured databases is searching for substructures. One issue with respect to optimizing such searches is the ability to estimate the freque...